Home / 185,265.48-255,632.70-103,595.21

Finding the Fourth Proportional to 185,265.48, 255,632.70 and 103,595.21

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Solution

The fourth proportional to 185,265.48, 255,632.70 and 103,595.21 is: 142,942.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,265.48 : 255,632.70 = 103,595.21 : x
  2. Step 2: Convert to fraction form
    185,265.48/255,632.70 = 103,595.21/x
  3. Step 3: Cross multiply
    185,265.48x = 255,632.70 × 103,595.21
  4. Step 4: Simplify right side
    185,265.48x = 26,482,323,239.37
  5. Step 5: Solve for x
    x = 26,482,323,239.37/185,265.48
  6. Step 6: Final answer
    x = 142,942.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.